A Certified Refurbished product has been tested and certified to work and look like new, with minimal to no signs of wear, by a manufacturer or specialized third-party seller approved by Amazon. The product is backed by a minimum 90-day warranty, and may arrive in a generic brown or white box.13.3-inch LED-backlit glossy widescreen display with a 1440 x 900-pixel resolution with build in 720p FaceTime HD Camera; Intel HD Graphics 5000.1.7 GHz Dual-Core (Haswell) 4th-Gen Intel Core i5 Processor128GB Flash Storage, 4GB of Onboard 1600MHz LPDDR3 RAM802.11ac Wi-Fi, Bluetooth 4.0; Up to 9 Hours of Battery Life, OS X